react-certification.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`react-certification.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:ced2^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:2aaf^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.175^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.206.210^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`courtney.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2682^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c282^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`courtney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2282^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`courtney.ns.cloudflare.com`
		A	108.162.194.130^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
		A	162.159.38.130^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
		A	172.64.34.130^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`courtney.ns.cloudflare.com`
NS	`darl.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c162^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2162^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darl.ns.cloudflare.com`
		A	108.162.193.98^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	172.64.33.98^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	173.245.59.98^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
MX	`_dc-mx.eee12eefe8bb.react-certification.com` ⭐
		A	173.254.30.34^{🇺🇸 EIGI173.254.30.0/23}
			PTR	`just2032.justhost.com`
MX	`_dc-mx.69caadd4f448.react-certification.com`⁽¹⁰⁾
		A	173.254.30.34^{🇺🇸 EIGI173.254.30.0/23}
			PTR	`just2032.justhost.com`
TXT	`v=spf1 a mx include:websitewelcome.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.175, 172.67.206.210
		IPv6 hints	2606:4700:3030::ac43:ced2, 2606:4700:3032::6815:2aaf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=102, name=cloudflare-ech.com
SOA	`courtney.ns.cloudflare.com`dns@cloudflare.com serial=2413694956

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1788458450

Same first word

react-certification.com

Previous names

Next names

DNS History

12 records (8 active, 4 former)

●NScourtney.ns.cloudflare.com2026-08-26 → 2026-09-03 · 2 obs

● 2026-08-26 19:14:28
● 2026-09-03 18:17:42

●NSdarl.ns.cloudflare.com2026-08-26 → 2026-09-03 · 2 obs

● 2026-08-26 19:14:28
● 2026-09-03 18:17:42

●MX_dc-mx.69caadd4f448.react-certification.com2026-08-26 → 2026-09-03 · 2 obs

● 2026-08-26 19:14:28
● 2026-09-03 18:17:42

●MX_dc-mx.eee12eefe8bb.react-certification.com2026-08-26 → 2026-09-03 · 2 obs

● 2026-08-26 19:14:28
● 2026-09-03 18:17:42

●A104.21.42.1752026-08-31 → 2026-09-03 · 3 obs

○ 2026-08-26 19:14:28
● 2026-08-31 10:47:26
● 2026-09-03 18:17:42

●A172.67.206.2102026-08-31 → 2026-09-03 · 3 obs

○ 2026-08-26 19:14:28
● 2026-08-31 10:47:26
● 2026-09-03 18:17:42

○A188.114.96.02026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 19:14:28
○ 2026-08-31 10:47:26
○ 2026-09-03 18:17:42

○A188.114.97.02026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 19:14:28
○ 2026-08-31 10:47:26
○ 2026-09-03 18:17:42

●A2606:4700:3030::ac43:ced22026-08-31 → 2026-09-03 · 3 obs

○ 2026-08-26 19:14:28
● 2026-08-31 10:47:26
● 2026-09-03 18:17:42

●A2606:4700:3032::6815:2aaf2026-08-31 → 2026-09-03 · 3 obs

○ 2026-08-26 19:14:28
● 2026-08-31 10:47:26
● 2026-09-03 18:17:42

○A2a06:98c1:3120::2026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 19:14:28
○ 2026-08-31 10:47:26
○ 2026-09-03 18:17:42

○A2a06:98c1:3121::2026-08-26 → 2026-08-26 · 3 obs

● 2026-08-26 19:14:28
○ 2026-08-31 10:47:26
○ 2026-09-03 18:17:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...	-
react-certification.com	darl.ns.cloudflare.com, courtney.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.98

NS records: darl.ns.cloudflare.com, courtney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for react-certification.com (unsigned zone)

⏱️ Timing

Total: 877ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.42.175, 172.67.206.210`
AAAA	2	`2606:4700:3032::6815:2aaf, 2606:4700:3030::ac43:ced2`
NS	2	`courtney.ns.cloudflare.com, darl.ns.cloudflare.com`
MX	2	`_dc-mx.eee12eefe8bb.react-certification., _dc-mx.69caadd4f448.react-certification.`
TXT	1	`v=spf1 a mx include:websitewelcome.com ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`courtney.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (darl.ns.cloudflare.com, darl.ns.cloudflare.com, darl.ns.cloudflare.com...)

Analysis

IP Addresses

react-certification.com has four IP addresses: 104.21.42.175, 172.67.206.210, 2606:4700:3030::ac43:ced2 and 2606:4700:3032::6815:2aaf.

Two other host names, along with zydecoworld.com, setlog.net and cocuk-norolojisi.com, also share IP numbers with react-certification.com.

Name Servers

The NS records for react-certification.com delegate to courtney.ns.cloudflare.com and darl.ns.cloudflare.com.

react-certification.com shares its NS records with other domains, for example coinme.one, kyndallynn(0x6e756465).pages.dev, spielvereinigung-sandhofen-de.pages.dev and two others.

react-certification.com partially shares its NS delegation with several other domains, including culturexglobe.com, ujang303vvip.com, getmerger.co and two others.

These name servers often co-occur with the name servers rosa.ns.cloudflare.com.

DNS names with 6 IP addresses:

courtney.ns.cloudflare.com maps to 108.162.194.130, 162.159.38.130, 172.64.34.130 and 3 additional IP addresses.

darl.ns.cloudflare.com maps to 108.162.193.98, 172.64.33.98, 173.245.59.98 and 3 additional IP addresses.

Mail Servers

react-certification.com is served by two mail servers, _dc-mx.69caadd4f448.react-certification.com and _dc-mx.eee12eefe8bb.react-certification.com.

Each of _dc-mx.69caadd4f448.react-certification.com and _dc-mx.eee12eefe8bb.react-certification.com points to exactly one IP address: 173.254.30.34.

_dc-mx.69caadd4f448.react-certification.com and _dc-mx.eee12eefe8bb.react-certification.com each have 173.254.30.34 IP addresses.